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Added linked to Massient, Inc. for pricing, license, and FAQ
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doc/content/1.introduction/v9-announcement.md

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# Announcing MassTransit v9
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## UPDATED November 3, 2025
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**[Massient, Inc.](https://massient.com) is a new company created by MassTransit's founder, Chris Patterson. License information and pricing is now available,
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and website updates will continue as details are added.**
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## A New Era for Enterprise Messaging
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For over a decade, MassTransit has been the leading open-source .NET messaging framework, trusted by thousands developers and enterprises worldwide to build
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MassTransit has evolved into a cornerstone of modern event-driven architectures. Today, we’re excited to share an important milestone!
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::alert{type="info"}
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Update - post announcement Q&A added [below](#qa) (updated again, 2025-04-03 9:30AM CDT)
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Update post-announcement Q&A added [below](#qa) (updated again, 2025-04-03 9:30AM CDT)
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::
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### We are transitioning to a commercial model.
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and subscription-based. The best pricing will be for annual subscriptions (equivalent to ten monthly payments), but monthly subscriptions will be available as
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well.
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The price target for small/medium-sized business is $400 USD/month, or $4000 USD/year (direct billed, payable via invoice, bank transfer or credit card). For
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large organizations with multiple teams or complex "enterprise-level" procurement policies, the price target is closer to $1200 USD/month, or $12000 USD/year.
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Pricing is now available at [Massient](https://massient.com).
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_We will consider a top-line revenue threshold so that small and pre-revenue startup companies can use MassTransit v9 at a significantly reduced cost (similar to
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what other solutions have adopted)_.
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~~The price target for small/medium-sized business is $400 USD/month, or $4000 USD/year (direct billed, payable via invoice, bank transfer, or credit card). For
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large organizations with multiple teams or complex "enterprise-level" procurement policies, the price target is closer to $1200 USD/month, or $12000 USD/year.~~
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These price targets would include standard email-based support with a 72-hour response time. Shorter SLA's may be available, but with a price surcharge.
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~~_We will consider a top-line revenue threshold so that small and pre-revenue startup companies can use MassTransit v9 at a significantly reduced cost (similar to
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what other solutions have adopted)_.~~
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There will be no cost to install the packages and use them for local development purposes (evaluation), a temporary license will be generated and the software
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will run unlicensed for a short evaluation period.
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~~These price targets would include standard email-based support with a 72-hour response time. Shorter SLA's may be available, but with a price surcharge.~~
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There are no plans at this time to offer any sort of "ala carte" pricing for individual components, transports, etc.
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~~There will be no cost to install the packages and use them for local development purposes (evaluation), a temporary license will be generated and the software
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will run unlicensed for a short evaluation period.~~
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::alert{type="warning"}
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To be clear, these are price targets, not finalized prices. It's important to set expectations early rather than encourage speculation. And we will continue to
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listen to feedback and make adjustments.
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::
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~~There are no plans at this time to offer any sort of "ala carte" pricing for individual components, transports, etc.~~
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### What about consultants/agencies using MT in customer solutions?
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bite you. It's why many consulting companies use MassTransit – reduced time to value. Developers focus on business value, not infrastructure.
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To that end, the goal is to provide a way for consultants to build and deploy applications using MassTransit without forcing customers to understand and manage
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the license. We'll work through the details, but the general structure would be an ISV could license MassTransit, and deploy client applications with a valid
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the license. We'll work through the details, but the general structure would be an ISV could license MassTransit and deploy client applications with a valid
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license. Since license checks are tied to the deployment (vs an expiration date), the software would continue to run without interruption. Updates to that
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application would require a valid license at the time of the update's deployment.
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### Will there be a free license for non-profits?
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Applications for a non-profit license may be considered on a case-by-case basis, but not initially. Details about special pricing for not-for-profit
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organizations may be announced at a future date. As stated above, v8 will remain open source and continue to receive patches/updates at least through 2026.
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Details for non-profits are covered in the [FAQ](https://massient.com/#faq) on the Massient, Inc. website.
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~~Applications for a non-profit license may be considered on a case-by-case basis, but not initially. Details about special pricing for not-for-profit
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organizations may be announced at a future date. As stated above, v8 will remain open source and continue to receive patches/updates at least through 2026.~~
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### Will licensing be complex, seat-based, etc.?
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### Will the v9 code be open source?
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Probably. I expect tha the v9 code will become the main branch in the existing repository, with v8 being a separate branch/codebase. NuGet packages will be
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Probably. I expect that the v9 code will become the main branch in the existing repository, with v8 being a separate branch/codebase. NuGet packages will be
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built and deployed as they are today, via [NuGet](https://www.nuget.org/packages/MassTransit/). To ease upgrades, the packages will be published with the same
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names, namespaces, etc. so that applications will compiled in v9 the same as they did in v8. At least, that's the way I see it right now.
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doc/content/4.support/0.index.md

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# Commercial Support
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> Note that commercial support for v8 will continue to be offered in the near term, but ultimately customers are encouraged to purchase a [MassTransit v9 License](https://massient.com/#pricing) that includes support once it becomes available.
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## Empower Your Developers
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Your developers already trust **MassTransit** to power mission-critical applications. But **who supports them when they need expert guidance or troubleshooting?**

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